CN102235185A - 用于涡轮机的迷宫式密封装置 - Google Patents

用于涡轮机的迷宫式密封装置 Download PDF

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Publication number
CN102235185A
CN102235185A CN2011101257993A CN201110125799A CN102235185A CN 102235185 A CN102235185 A CN 102235185A CN 2011101257993 A CN2011101257993 A CN 2011101257993A CN 201110125799 A CN201110125799 A CN 201110125799A CN 102235185 A CN102235185 A CN 102235185A
Authority
CN
China
Prior art keywords
labyrinth
fluid
working fluid
type excluder
stand
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011101257993A
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English (en)
Chinese (zh)
Inventor
T·赖布勒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAN Energy Solutions SE
Original Assignee
MAN Diesel and Turbo SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MAN Diesel and Turbo SE filed Critical MAN Diesel and Turbo SE
Publication of CN102235185A publication Critical patent/CN102235185A/zh
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F01D25/183—Sealing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/55—Seals
CN2011101257993A 2010-05-07 2011-05-06 用于涡轮机的迷宫式密封装置 Pending CN102235185A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010028732A DE102010028732A1 (de) 2010-05-07 2010-05-07 Labyrinthdichtung für eine Turbomaschine
DE102010028732.6 2010-05-07

Publications (1)

Publication Number Publication Date
CN102235185A true CN102235185A (zh) 2011-11-09

Family

ID=44652105

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011101257993A Pending CN102235185A (zh) 2010-05-07 2011-05-06 用于涡轮机的迷宫式密封装置

Country Status (5)

Country Link
US (1) US20110272893A1 (de)
EP (1) EP2385220A3 (de)
JP (1) JP2011236907A (de)
CN (1) CN102235185A (de)
DE (1) DE102010028732A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107923539A (zh) * 2015-09-02 2018-04-17 赛峰飞机发动机公司 燃气涡轮发动机的包括迷宫式密封接合元件的涡轮
CN109695482A (zh) * 2018-12-28 2019-04-30 孟金来 随动式密封方法及装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011105609U1 (de) * 2011-09-12 2011-10-13 Alstom Technology Ltd. Labyrinthdichtung
FR3050250B1 (fr) * 2016-04-15 2018-04-13 Safran Transmission Systems Joint sans contact de type labyrinthe obtenu par fabrication additive
US10584795B2 (en) * 2017-03-29 2020-03-10 Florida Turbine Technologies, Inc. Interlocking axial labyrinth seal
CZ2020173A3 (cs) * 2020-03-27 2021-09-08 Vysoké Učení Technické V Brně Úprava hydrodynamických spár hydraulických prvků
CN111577400A (zh) * 2020-04-29 2020-08-25 中国核动力研究设计院 干气耦合迷宫密封的超临界二氧化碳涡轮轴端密封方法及装置

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US3122167A (en) * 1961-08-16 1964-02-25 Sperry Rand Corp Multiway valve and seal
US3642292A (en) * 1969-05-21 1972-02-15 Denis E Dougherty Sealing arrangement
DE2325624A1 (de) * 1972-08-28 1974-12-12 Erich Rosenthal Vorrichtung fuer die zufuhr dosierter mengen von medien zum schmieren und kuehlen rotierender gleitflaechen
DE2635918C2 (de) 1976-08-10 1978-01-19 Kraftwerk Union AG, 4330 Mülheim Wellendichtung für eine Dampfturbine
US4257617A (en) * 1978-11-06 1981-03-24 Carrier Corporation Shaft seal assembly
US4363490A (en) * 1980-09-26 1982-12-14 Usm Corporation Crown roll seal arrangement sealed by lubricating oil in labyrinth
JPS58162704A (ja) * 1982-03-19 1983-09-27 Toshiba Corp 蒸気タ−ビン
DE3231171C1 (de) * 1982-08-21 1983-05-19 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Sperrfluessigkeitsdichtung
JPS59134302A (ja) * 1983-01-24 1984-08-02 Toshiba Corp 蒸気タ−ビンの腐蝕防止装置
US4721313A (en) * 1986-09-12 1988-01-26 Atlas Copco Comptec, Inc. Anti-erosion labyrinth seal
US5029876A (en) * 1988-12-14 1991-07-09 General Electric Company Labyrinth seal system
GB2253442B (en) * 1991-03-02 1994-08-24 Rolls Royce Plc An axial flow turbine assembly
US5190440A (en) * 1991-03-11 1993-03-02 Dresser-Rand Company Swirl control labyrinth seal
US5344160A (en) * 1992-12-07 1994-09-06 General Electric Company Shaft sealing of steam turbines
US5395124A (en) * 1993-01-04 1995-03-07 Imo Industries, Inc. Retractible segmented packing ring for fluid turbines having gravity springs to neutralize packing segment weight forces
US5749227A (en) * 1995-06-07 1998-05-12 Electric Boat Corporation Steam seal air removal system
JPH09256815A (ja) * 1996-03-21 1997-09-30 Toshiba Corp 蒸気冷却ガスタービン，このガスタービンを用いた蒸気冷却コンバインドサイクルプラントおよびその運転方法
CN1215251C (zh) * 1996-08-05 2005-08-17 罗纳德·E·布兰登 流体涡轮机的密封装置
JPH10103018A (ja) * 1996-10-01 1998-04-21 Fuji Electric Co Ltd 背圧蒸気タービンのグランド軸封装置
US6000701A (en) * 1997-12-15 1999-12-14 Dresser-Rand Company Labyrinth seal assembly and method
US6325382B1 (en) * 1999-05-21 2001-12-04 Nippon Pillar Packing Co., Ltd. Non-contact type mechanical seal
WO2001006154A1 (en) * 1999-07-15 2001-01-25 Christopher Frederick Bayne Shaft seals for sealing pulverulent solids
US6609888B1 (en) * 2000-04-24 2003-08-26 Watson Cogeneration Company Method and apparatus for reducing contamination in an axial compressor
IT1318065B1 (it) * 2000-06-29 2003-07-21 Nuovo Pignone Spa Sistema di tenuta e di pressurizzazione per il cuscino portante di una turbina a gas
DE10358876A1 (de) * 2003-12-16 2005-07-28 Fag Kugelfischer Ag Dichtung mit berührungslos zueinander angeordneten Abweisringen
US7147427B1 (en) * 2004-11-18 2006-12-12 Stp Nuclear Operating Company Utilization of spillover steam from a high pressure steam turbine as sealing steam
DE102008049782A1 (de) * 2008-09-30 2010-04-08 Daimler Ag Abgasturbolader für eine Brennkraftmaschine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107923539A (zh) * 2015-09-02 2018-04-17 赛峰飞机发动机公司 燃气涡轮发动机的包括迷宫式密封接合元件的涡轮
CN107923539B (zh) * 2015-09-02 2019-10-01 赛峰飞机发动机公司 燃气涡轮发动机的包括迷宫式密封接合元件的涡轮
CN109695482A (zh) * 2018-12-28 2019-04-30 孟金来 随动式密封方法及装置

Also Published As

Publication number Publication date
EP2385220A3 (de) 2013-08-14
US20110272893A1 (en) 2011-11-10
EP2385220A2 (de) 2011-11-09
DE102010028732A1 (de) 2011-11-10
JP2011236907A (ja) 2011-11-24

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PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20111109